My mother - both my mother and father had very successful careers. My mother's an English professor and my father is a scientist and physician. They worked at the same jobs for their entire life, 50 years each.

When you're writing for the New York Times someone reading it knows the topic better than you do and knows when you've messed up.

My buddy Alex Blumberg learned - he was very public about his learning process, and I know for a fact because we sat next to each other for many years, that he knew nothing about venture capital or seed rounds or "A" rounds or whatever you call them, and he had to really learn, like, pitch by pitch. He just screwed pitches up.

I do think there will be winners and losers in the 21st century economy.

Any suggestion that Mexicans are fundamentally different from Americans should be taken as racist on its face; America, after all, is a pluralistic society, and Mexico is hardly the alien civilization that some (really, just Samuel Huntington) would suggest.

And my wife is - you know my wife, Hanna Rosin - it's hard, there's no doubt. We have three kids, and it's a pain. I'm away a lot and it's hard on her, but she's been very generous about it and my kids have been very good about it, too. It also allows me when I'm Washington to be more intent with them.

Changing the way we talk is not political correctness run amok. It reflects an admirable willingness to acknowledge others who once were barely visible to the dominant culture, and to recognize that something that may seem innocent to you may be painful to others.